[tests] renaming manual mapping tests to ipid or proxy
[opf] removing asint from oid interface.
[opf] declaring pid.ispersistent without getter; creating specialized methods to the pid interface.
[opf] removing connection related properties from opf config.
[opf] fixed driverclassmap class name.
[opf] renaming pidmapping interface to pidmanager; removing direct reference from adm to pid manager.
[opf] refactor: implemented map of attr metadata; implemented mapping and adm maps synchronized with map.